218213282

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{677681}}^1$

素因数の和:677713

約数の個数: 16

約数和(自身を含む): 390344832

約数和(自身を除く): 172131550

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 677681, 1355362, 4743767, 9487534, 15586663, 31173326, 109106641, 218213282]

約数ペア:

[(1, 218213282), (2, 109106641), (7, 31173326), (14, 15586663), (23, 9487534), (46, 4743767), (161, 1355362), (322, 677681)]